Equivalents for the Motorcraft spark plug SP539
Motorcraft SP539, a spark plug. Find its 7 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
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7 equivalents compatible with the Motorcraft SP539 spark plug
No equivalent for this brand selection.
What can replace a Motorcraft SP539 spark plug?
The Motorcraft SP539 is interchangeable with: NGK SILZNAR7A7H, Bosch AR5SII3320S, Motorcraft SP538A, NGK SILZNAR8C7H, Motorcraft CM5G12405CE, NGK 93593. These spark plugs share the same mounting (thread, seat) and heat range.
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.